偏酸代表氢离子浓度高，缺氧；癌细胞不喜欢氧。

Q23: What is the connection between oxygen deficiency, acidity and the growth of cancer cells?
[A: Cancer cells are also anaerobic. This is the fundamental difference between cancer cells and normal cells; it was shown by Dr Walburg in the 1920's, see his book 'The Metabolism of Tumours']

Source：http://detoxifynow.com/body_ph.html#q23